'But much has changed since then'

10/8/12 10:42 AM EDT

Tucker Carlson, once the bright young intellectual of the conservative movement, is now best known for rehashing a 5-year-old Obama video last week and for supporting one of the reporters from his Daily Caller website who yelled at the president. A still-young Mr. Carlson tells Brian Stelter what happened and, yep, it involves the media.